189636-73-5Relevant articles and documents
Diastereo-differentiating intramolecular cyclopropanations of prochiral olefins and a diazo ester linked by optically active 2,4-pentanediol
Mori, Atsushi,Sugimura, Takashi,Akira, Tai
, p. 661 - 664 (1997)
Intramolecular cyclopropanation of 3, the substrate having a chiral auxiliary as a linking bridge between a diazo ester and cyclohexene, was found to give the cyclopropane 4 having over 99% diastereomeric excess (d.e.) in 91.5% yield. The reaction was als
Temperature-independent stereocontrolled [2+2] cycloaddition. Potential of the 2,4-pentanediol tether in asymmetric reactions as a differential activation entropy promoter
Sugimura, Takashi,Tei, Takahiro,Mori, Atsushi,Okuyama, Tadashi,Tai, Akira
, p. 2128 - 2129 (2007/10/03)
-